3227. Amphibia. 24 Color Photomicrographs. 1. Salamandra larva, head and eyes t.s. 2. Salamandra larva, external gills t.s. 3. Salamandra larva, abdomen t.s. 4. Salamandra, adult, ovary t.s. 5. Salamandra, testis t.s. spermatogenesis 6. Salamandra, blood